Universal Licensing System
KOB525
PHELPS DODGE CORPORATION
License details
| ULS identifier | 1855612 |
|---|
| Call sign | KOB525 |
|---|
| Radio service | IG |
|---|
| Status | C |
|---|
| Grant date | 1997-06-11 |
|---|
| Expiration | 2002-08-07 |
|---|
| Cancellation | 2002-05-24 |
|---|
| Frequency range | 154.49 MHz |
|---|
| Locations | 1 |
|---|
| Representative location | AJO, PIMA, AZ |
|---|
| Coordinates | 32.3633889, -112.8623889 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:24:25 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 154.49000000 | | | 350.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 154.49000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MINE OFFICE AT OPEN PIT MINE, AJO, PIMA, AZ | 32.36338889, -112.86238889 | 545.000 m | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 2.000 m | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | MINE OFFICE AT OPEN PIT MINE, AJO, AZ | | 6023877451 |
License history
| Date | File or call sign | Action |
|---|
| 2002-05-25 | KOB525 | LICAN |
| 2002-05-13 | KOB525 | LETRES |
| 2002-01-31 | KOB525 | LIAUA |
| 2001-12-10 | KOB525 | AUDOPR |
| 2000-11-24 | KOB525 | LICCNV |
| 1997-06-11 | KOB525 | AUTHPR |
| 1997-06-11 | KOB525 | LIREN |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1855612 | 2026-08-02 01:24:25 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | KOB525 | ULS 1855612 | 2026-08-02 01:24:25 |
| Status | C | ULS 1855612 | 2026-08-02 01:24:25 |
| Service | IG | ULS 1855612 | 2026-08-02 01:24:25 |
| Grant Date | 1997-06-11 | ULS 1855612 | 2026-08-02 01:24:25 |
| Expiration Date | 2002-08-07 | ULS 1855612 | 2026-08-02 01:24:25 |
| Cancellation Date | 2002-05-24 | ULS 1855612 | 2026-08-02 01:24:25 |